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. 2016 Jul 8;20(2):396–419. doi: 10.1007/s10683-016-9488-x

Table 1.

Message evaluation results

Single msg Double msg
Promises/statements of intent 16 (80 %) 46 (77 %)
Empty talk 4 (20 %) 14 (23 %)
All messages 20 60